Demon Slayer: The Strongest Auxiliary Pillar is Married Again

[Multiple female protagonists][Dismantle the original CP][Know the plot][Wear][Relax and not abusive]

During a performance for recruiting students, Yi Wuji was blessed with good fortune. After traveling to an unknown world, he was informed by the system that the original host was not him. The system was destroyed on the spot because it violated the regulations of traveling.

Fortunately, the destroyed system still left behind a novice gift package prepared for the original host, giving Yi Wuji the capital to get started.

I met a female ghost in the middle of the night, and then I realized that I had come to the world of Demon Slayer. This is where the story begins...

What is the identity of the doctor who turned the trashy boss into the Ghost King?

Who is the mastermind behind the rampage of zombies and the creation of the Hexiu family?

What kind of conspiracy is hidden behind all this? ...

This book covers anime: the early "Demon Slayer: Kimetsu no Yaiba", the middle "Tokyo Ghoul", "……"